查询词典 occurrence

Methods The risk of vector-borne diseases occurrence,nuisance and adverse impact caused by vectors was advanced by analyzing the species,density and the damage of vectors in recent years in Beijing.Control strategies were established according to the monitoring results of the vector population density,resistance and the pathogens in Olympic venues and in urban areas during 2005-2008,as well as the selection of effective control method and management measures.Results The risk of vector-borne diseases occurrence and nuisance caused by vectors existed in Beijing.

通过对近年来北京市病媒生物种类、密度消长特点以及危害程度的分析，提出奥运会期间媒介生物性传染病发生的危险性以及病媒生物可能造成的骚扰与不利影响；根据2005-2008年奥运会场馆及城区病媒生物密度、病原与抗药性监测结果，以及安全、环保、有效控制和管理措施的筛选，制定奥运会期间病媒生物控制保障策略。

AbstractAIM: To study the occurrence of ocular surface diseases on staffs working in operating room and to investigate the relation between xerophthalmia occurrence and peroxyacetic acid contiguity.

目的：观察与过氧乙酸有密切接触人群的眼表情况，来分析过氧乙酸接触对干眼症发病率的影响。

The occurrence state and changing regularity of the Yuanshishan awaruite deposit,Qinghai Province;2. ore-body and ore-forming material occurrence state of three huge deposits in the mine field,the molybdenum ore-forming material origin and ore-forming mechanism were revealed.

河南省栾川县南泥湖钼矿田是我国位居世界前列的超大型钼矿田之一，通过对矿田内三个超大型矿床的矿床地质、矿体地质及成矿物质赋存状态的分析研究，揭示出钼的成矿物质来源和成矿机理，从而为进一步寻找同类型的钼矿资源提供了一系列实物资料。

The occurrence of PSD is high, with certain features and related factors, and social psychological and neurobiological factors coact in the occurrence.

卒中后抑郁发生率较高，以睡眠障碍、绝望、运动阻滞和焦虑等主要表现，其相关因素有负性生活事件、病灶数目、心血管病史、抑郁症史，它的发生可能是社会心理学因素和神经生物学因素共同作用的结果。

Keywords can be considered as a set of words which are important and subject correlated cohesively in a document. Therefore, an automatic keyword extraction method based on density clustering is proposed in this paper. Web pages are segmented, and the words are clustered based on their co-occurrence. Co-occurrence relations between words are analyzed, and keywords that capture the main topics of the document are extracted.

由于关键词是文章中较重要且主题关联较凝聚的词的集合，因此提出一种基于密度聚类模式的中文新闻网页关键词提取方法，根据词语之间的共现信息，对网页分词后的词语进行聚类，在分析词语关联度的基础上提取出反映新闻主题的关键词。

Gliosis plays a critical role in post-traumatic epileptogenesis. The inhibition of the proliferation of astrocytes with 7β OHCH could influence synaptic plasticity, modulate the imbalance of excitatory and inhibitory systems in hippocampus and postpone the latency between injury and the occurrence of chronic spontaneous seizures, furthermore to some extent, reduce the occurrence of post-traumatic epilepsy.

星形胶质细胞增生在创伤性癫痫发病机制中起重要作用，抑制胶质细胞增生，可影响海马突触可塑性，有利于调整海马内兴奋性和抑制性功能系统之间作用的失衡，可延长损伤与发生慢性自发性抽搐之间的间歇期，在一定程度上降低创伤性癫痫的发病率。

Fat 2 set of types glycuresis occurrence rate , fat notable hypertension occurrence rate group higher than mistake.

肥胖组2型糖尿病发生率、高血压发生率显著高于非肥胖组。

Key weather factor indices which influenced the occurrence degree of Heliothis armigera Hubner was obtained, and occurrence degree of 2nd, 3rd and 4th generations of Heliothis armigera Hubner was forecasted.

根据河南省新乡市1976~2005年的棉铃虫调查资料和气象数据，分析了影响2、3、4代棉铃虫发生的关键气象条件，得出了影响棉铃虫发生程度的关键气象因子指标，预测了2、3、4代棉铃虫的发生程度。

At present,with the increasing studies on neuropeptide,many of them have shown that substance Pand vasoactive intestinal peptideare closely related to the occurrence of nasal polyps and colorectal polyps which are similar to the occurrence and pathology of vocal cord polyps.This article will discuss these aspects in order to investigate the relationship between SP,VIP and vocal cord polyps.

目前，随着人们对小分子神经肽研究的增多，P物质及血管活性肠肽和鼻息肉、直肠息肉等的发生之间的密切相关性已受到许多学者的证明和肯定，而声带息肉的发生、病理与鼻息肉及直肠息肉有相似之处，现拟从以上方面进行论述，以探讨P物质及血管活性肠肽与声带息肉发生的相关性。

Debris-flow initiation criteria commonly depend on the hydrological and physiographical conditions of the watersheds of debris-flow-prone streams. The occurrence of debris flow in Taiwan is closely related with the rainfall condition. For a specified watershed, the key factor for debris flow occurrence is the rain condition.

过去农业委员会水土保持局委托办理「以降雨因子进行土石流警戒基准值订定」之五年期计画中，主要著重於研究土石流发生降雨机制模式的建立，并於实际应用中证明其可行性。

Who? I never heard of him, Paul said, before asking teammate James Posey if he had heard of him.

赛后，科比说，他一直都是一名非常出色的射手，今天他打得很棒。

When I joined the company, I rotated around the different sections.

我加入这个公司时，轮换过几个不同的部门。